<?php

class Os_Model_OsMapper
{
	protected $_dbTable;
	public function setDbTable($dbTable) {
		if (is_string ( $dbTable )) {
			$dbTable = new $dbTable ();
		}
		if (! $dbTable instanceof Zend_Db_Table_Abstract) {
			throw new Exception ( 'Invalid table data gateway provided' );
		}
		$this->_dbTable = $dbTable;
		return $this;
	}
	public function getDbTable() {
		if (null === $this->_dbTable) {
			$this->setDbTable ( 'Os_Model_DbTable_Os' );
		}
		return $this->_dbTable;
	}
	

}

